I have to say, I've learned more from LessWrong (lesswrong.org) and OvercomingBias (overcomingbias.com) than I have from nearly all of my classical reading. No

I have to say, I've learned more from LessWrong (lesswrong.org) and OvercomingBias (overcomingbias.com) than I have from nearly all of my classical reading. No, it doesn't cover the classics in the same detail, but they do cover rational discourse of philosophy very well.